Sub Brand: Self-Cutting Tie Length: 14 in. Color: Black Product Type: Cable Tie Number in Package: 50 pk UV Resistant: Yes Material: Nylon Compatible Bundle Diameter: 4 in. Tensile Strength: 50 lb. Easy to use: simply lock and twist to finish the job, with no need for an additional cutting tool Does not require a reduction in the strength and durability of the cable tie material or multiple rotations to achieve a break in the tie A small cutting blade designed into the head of each tie ensures a tight lock and quick, clean cut, improving the appearance of the end result and virtually eliminating residual jagged edges which can bite into bare skin Ties are made from durable 6/6 nylon and provide 50 pounds of tensile strength